package com.clm.mapper;

import com.clm.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

/**
 * @Author dinghuapeng
 * @Date 2023/11/6 13:55
 * @PackageName:com.clm.mapper
 * @ClassName: ShoppingCartMapper
 * @Description: TODO
 * @Version 1.0
 */
@Mapper
public interface ShoppingCartMapper {
    /**
     * 查询购物车里的数据
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 修改商品数目
     * @param shoppingCart1
     */
    @Update("update  shopping_cart set number= #{number} where id = #{id}")
    void update(ShoppingCart shoppingCart1);

    /**
     * 插入商品数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart(name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time) " +
            "values(#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 删除菜品
     * @param shoppingCart
     */
    @Delete("delete from shopping_cart where dish_id = #{dishId} and dish_flavor=#{dishFlavor}")
    void deleteOne(ShoppingCart shoppingCart);


    /**
     * 清空购物车
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void clean(Long userId);

    /**
     * 批量插入购物车数据
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
